Four giant pandas who had been beloved guests at Zoo Atlanta were returned to China on a special FedEx plane last weekend.The giant pandas, called Lun Lun, Yang Yang, Ya Lun, and Xi Lun, arrived back in Chengdu on Sunday3.

ATLANTA -- Four giant pandas who had been beloved guests at Zoo Atlanta were returned to China on a special FedEx plane. The giant pandas, called Lun Lun, Yang Yang, Ya Lun, and Xi Lun, arrived back in Chengdu on Sunday.

FedEx announced it had completed a pair of flights between the United States and China, transporting six giant pandas on the "FedEx Panda Express."